if she lacked foreign policy experience coming in, her finesse as a politician, it helped to shape her style. >> the basic pieces of politics is getting to know people. it is listening, understanding, hearing people's issues. and she is brilliant at that. >> reporter: one of her favorite pet projects, clean cook stoves, supplying women in developing countries with these cost-effective healthier means of cooking. as for pet peeves? >> the one that i always fear the most triggering, is she has a very strong reaction when somebody steps on the back of her foot, her shoe. a flat tire. >> because people are always following her? >> people follow her and around her, so it has a higher rate of occurrence. >> reporter: but pet projects and pet peeves are not what will define her legacy. what will accompany her in the history books are moments like capturing osama bin laden, the arab spring, and a terrorist attack that left four americans, including ambassador chris stevens, dead. >> oh, the benghazi situation was just personally painful for her. personally just deeply painful. she had such an